What should I do when Chi sends me away

Hint 1 of 5:

You'll lose a full day if this happens.

Hint 2 of 5:

And time is money.

Hint 3 of 5:

Think "rewind."

Hint 4 of 5:

Restore an old game.  Save just before you talk to Ho, since this is ...

Hint 5 of 5:

... the last chance you'll get, if you need to.